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retry getting the scroll panel when retrying to get the scrolltop

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This commit is contained in:
Bruno Windels 2019-09-13 16:26:50 +02:00
parent 7be47b2775
commit a25056f21e
1 changed files with 2 additions and 2 deletions
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4
src/usecases/timeline.js
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@ -20,14 +20,14 @@ module.exports.scrollToTimelineTop = async function(session) {
session.log.step(`scrolls to the top of the timeline`);
await session.page.evaluate(() => {
return Promise.resolve().then(async () => {
const timelineScrollView = document.querySelector(".mx_RoomView_timeline .mx_ScrollPanel");
let timedOut = false;
let timeoutHandle = null;
// set scrollTop to 0 in a loop and check every 50ms
// if content became available (scrollTop not being 0 anymore),
// assume everything is loaded after 3s
do {
if (timelineScrollView.scrollTop !== 0) {
const timelineScrollView = document.querySelector(".mx_RoomView_timeline .mx_ScrollPanel");
if (timelineScrollView && timelineScrollView.scrollTop !== 0) {
if (timeoutHandle) {
clearTimeout(timeoutHandle);
}